| Item Name | Shaft Shouldered |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3040 Miscellaneous Power Transmission Equipment |
| National Item Identification Number (NIIN) | 01-040-1128 (010401128) |
| NCB Code | USA (01) |
| Manufacturer | Army United States Department Of The |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGZ | FIRST END STYLE | PLAIN |
| AAHN | END SIMILARITY | NOT IDENTICAL |
| AAHP | SECOND END STYLE | FLAT KEYWAYS AND INTERNALLY THREADED |
| ABHP | OVERALL LENGTH | 6.530 INCHES NOMINAL |
| AMDL | FIRST END DIAMETER | 0.7500 INCHES NOMINAL |
| AMFR | SECOND END KEYWAY WIDTH | 0.1880 INCHES NOMINAL |
| AMFS | SECOND END EXTERNAL KEYWAY LENGTH | 0.560 INCHES NOMINAL |
| AMFT | SECOND END KEYWAY DEPTH | 0.030 INCHES NOMINAL |
| AMFZ | SECOND END DIAMETER | 0.5908 INCHES NOMINAL |
| AMHP | SECOND END INTERNAL THREAD LENGTH | 0.620 INCHES NOMINAL |
| ATPC | STEP QUANTITY | 4 |
| CSPY | LARGEST STEP DIAMETER | 0.870 INCHES NOMINAL |
| CSYM | SURFACE FINISH | 16.0 MICROINCHES |
| FEAT | SPECIAL FEATURES | FIRST SHOULDER FIRST END HAS EXTERNAL INVOLUTE SPLINES 1.450 IN LONG,20TEETH,MIN DIA 0.764,MAJ DIA 0.875 |
| MATT | MATERIAL | STEEL |
| Relevant Components for NSN - 3040-01-040-1128, 3040010401128 | ||||
| 3040-00-037-4479 (3040000374479) | 3010-01-283-8383 (3010012838383) | 3040-01-167-7076 (3040011677076) | 3040-01-607-0785 (3040016070785) | |
| 3020-00-173-7380 (3020001737380) | 3040-01-271-7503 (3040012717503) | 3040-00-690-2219 (3040006902219) | 3040-01-031-7475 (3040010317475) | |
| 3020-01-289-1372 (3020012891372) | 3040-01-171-1542 (3040011711542) | 3030-01-367-5013 (3030013675013) | 3020-01-281-7479 (3020012817479) | |
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